OpenTechnical

OT-2026-000047652

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000047652) never changes.

Identity and time

Publication numberOT-2026-000047652 · never reused
Internal UUID01a0ae7f-c41e-7c71-8f31-a221b2ea5287 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047652
StatusPUBLIC

Content hashes

Canonical textcedfb312aaf6f3618031c6ba2e5f1c2479eb71964ceb1e5b56e2833852c2110c
Markdownb60eb2b93707bae57a129d9e501b698729928075a6c60102e6f9bcc036f924a4
PDF
Publication page09859c5416527ff0f175368c2b355440d68fffeb21afbfb1f98471ba7416c3d3
Manifest2058cc7a0cf566c1b3a8f7a56e8b1e7726433ff118c1342b7972b728bf5916bf

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureNwgvd07RGqYknotSDSpbRFJ4JABTND7Yb+zxQGew1xn3ypz54myX+OBfv2lwR5fpAokUZVVExi785BRn6AApCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:05:29.252756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047652
observed 09859c5416527ff0f175368c2b355440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.232180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047652/manifest.json
observed 2058cc7a0cf566c1b3a8f7a56e8b1e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.210956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047652/publication.md
observed b60eb2b93707bae57a129d9e501b6987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.189753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047652/publication.txt
observed cedfb312aaf6f3618031c6ba2e5f1c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.